public class jzoffer3_9 {

    public int find_repeat_num(int[] nums){
        System.out.println("开始查找");
        for(int i=0 ; i<nums.length ; i++){
            if (nums[i] != i)

        }
    }

    public static void main(String[] args) {
        int[] num = {2,3,1,0,2,5};

    }
}
